==> YES, main.fstb terminates. max_dim = 3

+-----------------------------------------------------------------------------+
|                             Ranking Function                                |
+-----------------------------------------------------------------------------+

state f1:
1

state f3:
0
-1+A
B

state ____f1:
2


+-----------------------------------------------------------------------------+
|                         Worst Case Execution Time                           |
+-----------------------------------------------------------------------------+

/---
/
| -1*A__o' >= 0
| 1 >= 0
\

1+1

/
| -1+A__o' >= 0
| 1 >= 0
\

(1+(((3/2)*A__o')+((1/2)*(A__o'*A__o'))))+1

\---